16409603471 has 8 divisors (see below), whose sum is σ = 16844094288. Its totient is φ = 15976744000.

The previous prime is 16409603467. The next prime is 16409603477. The reversal of 16409603471 is 17430690461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16409603471 - 2² = 16409603467 is a prime.

It is a super-3 number, since 3×16409603471³ (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16409603477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 387440 + ... + 427701.

It is an arithmetic number, because the mean of its divisors is an integer number (2105511786).

Almost surely, 2^16409603471 is an apocalyptic number.

16409603471 is a deficient number, since it is larger than the sum of its proper divisors (434490817).

16409603471 is an equidigital number, since it uses as much as digits as its factorization.

16409603471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815673.

The product of its (nonzero) digits is 108864, while the sum is 41.

The spelling of 16409603471 in words is "sixteen billion, four hundred nine million, six hundred three thousand, four hundred seventy-one".